handle SIGALRM nostop noprint pass
handle SIGUSR1 nostop noprint pass
source utils-gdb.gdb
source utils-gdb.py
break test.cc:10
# echo (gdb) run\n
# run
# echo (gdb) backtrace\n
# backtrace
# echo (gdb) info args\n
# info args
# echo (gdb) info local\n
# info local
# echo (gdb) clusters\n
# clusters
# echo (gdb) processors\n
# processors
# echo (gdb) task all\n
# task all
# echo (gdb) task systemCluster\n
# task systemCluster
# echo (gdb) task 3\n
# task 3
# echo (gdb) task 0xad0070\n
# task 0xad0070
# echo (gdb) task 3 userCluster\n
# task 3 userCluster
# echo (gdb) info threads\n
# info threads
# echo (gdb) thread 2\n
# thread 2
# echo (gdb) backtrace\n
# backtrace
# echo (gdb) task 6\n
# task 6
# echo (gdb) backtrace\n
# backtrace
# echo (gdb) prev\n
# prev
# echo (gdb) backtrace\n
# backtrace
